Dental drill depth gauge



FIG. 1 is a perspective view of a dental drill depth gauge, showing mynew design.

FIG. 2 is another perspective view of the dental drill depth gauge ofFIG. 1;

FIG. 3 is a front view of the dental drill depth gauge of FIG. 1;

FIG. 4 is a rear view of the dental drill depth gauge of FIG. 1;

FIG. 5 is a left side view of the dental drill depth gauge of FIG. 1;

FIG. 6 is a right side view of the dental drill depth gauge of FIG. 1;

FIG. 7 is a top view of the dental drill depth gauge of FIG. 1; and,

FIG. 8 is a bottom view of the dental drill depth gauge of FIG. 1.

The outermost broken lines immediately adjacent the shaded areasrepresent the bounds of the claimed design while all other broken linesare directed to environment and are for illustrative purposes only; thebroken lines form no part of the claimed design.

CLAIM The ornamental design for a dental drill depth gauge substantially, as shown and described. 